SiGeO4 — Properties & Data | MatWorld

SiGeO4

ceramic

· JVASP-136719· SiGeO4

SiGeO₄ is a silicate-germanate ceramic compound combining silicon, germanium, and oxygen into a mixed-oxide crystal structure. This material belongs to the family of advanced ceramic oxides and is primarily of research and developmental interest rather than established high-volume production. Potential applications leverage the unique properties of germanium-containing ceramics in high-temperature oxidation resistance, radiation shielding, and specialized optical or electronic device contexts where germanium's atomic properties offer advantages over pure silicates.

high-temperature ceramic matricesradiation shielding applicationsadvanced optical materials researchsemiconductor device substratesthermal barrier coatings (experimental)nuclear/aerospace materials development

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	230.6	GPa	DFT · OptB88vdW
Shear Modulus(G)	-21.37	GPa	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	4.689	kg/m³	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	3.199	eV	DFT · OptB88vdW
↳	4.897	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.712	-	DFT · OptB88vdW
↳	2.996	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	DFT · TBmBJ

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1548	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.185	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

SiGeO4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental